.leaflet-popup-content-wrapper {
  background:rgba(0,51,255,0.5) !important;
  color:rgba(255,255,255,0.7) !important;
  font-size:14px !important;
  line-height:20px !important;
  border-radius: 0px !important;  
}
.leaflet-popup-tip {
  background:rgba(0,51,255,0.5) !important;
  border-left:2px solid transparent !important;
  border-right:2px solid transparent !important;
  border-top:2px solid #03F !important;
}